81669222

素因数分解:

$2^1\times 3^4\times {\mathrm{311}}^1\times {\mathrm{1621}}^1$

素因数の和:1946

約数の個数: 40

約数和(自身を含む): 183701232

約数和(自身を除く): 102032010

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 311, 622, 933, 1621, 1866, 2799, 3242, 4863, 5598, 8397, 9726, 14589, 16794, 25191, 29178, 43767, 50382, 87534, 131301, 262602, 504131, 1008262, 1512393, 3024786, 4537179, 9074358, 13611537, 27223074, 40834611, 81669222]

約数ペア:

[(1, 81669222), (2, 40834611), (3, 27223074), (6, 13611537), (9, 9074358), (18, 4537179), (27, 3024786), (54, 1512393), (81, 1008262), (162, 504131), (311, 262602), (622, 131301), (933, 87534), (1621, 50382), (1866, 43767), (2799, 29178), (3242, 25191), (4863, 16794), (5598, 14589), (8397, 9726)]